Sparta, Illinois is having a heatwave, and is forecast to warm into the 50s ahead of a cold front at the end of the week.
Sparta, IL 10-Day Forecast | Weather Underground
On this date in 1925, Sparta was 74 degrees, during a week long heatwave above 60 degrees.
February 6 was generally a very warm day during the 1920s, when CO2 was below 310 PPM.